John, a mechanic who's built a '69 Corvette hot rod for his girlfriend Brea's birthday present, is planning to propose to her at a romantic weekend at a cabin. Brea needs the holiday away as she just got fired as a newspaper journalist for being too thorough. The proposal is leaked at the birthday dinner with the couple lending them the cabin. What are friends for? At a gas station on the way there, they bump into some unpleasant bikers and a scared woman. The "cabin" turns out to be so much more than just a cabin as they have rich friends. The romantic weekend turns into hell when the bikers et al find them after Brea accidentally got some of their secrets.